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由 Rusty Russell 提交于
Christian Borntraeger points out that mempool_free() doesn't noop when handed NULL. This is inconsistent with the other free-like functions in the kernel. Signed-off-by: NRusty Russell <rusty@rustcorp.com.au> Cc: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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